<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .c1{
            color: white;
            background-color: black;
            height: 50px;
            width: 100%;
        }
        .c2{
            background:red url("timg.gif") no-repeat;
            height: 330px;
            width: 440px;
        }
        .c3{
            border: 4px red  dashed;
            height: 10px;
        }
    </style>
</head>
<body>
    <div class="c1">哈哈</div>
    <div class="c2"></div>
    <div class="c3"></div>
</body>
</html>